APA (7th ed.) Citation

Rockafellar, R. T. (1981). The theory of subgradients and its applications to problems of optimization: Convex and nonconvex functions. Heldermann.

Chicago Style (17th ed.) Citation

Rockafellar, Ralph Tyrrell. The Theory of Subgradients and Its Applications to Problems of Optimization: Convex and Nonconvex Functions. Berlin: Heldermann, 1981.

MLA (9th ed.) Citation

Rockafellar, Ralph Tyrrell. The Theory of Subgradients and Its Applications to Problems of Optimization: Convex and Nonconvex Functions. Heldermann, 1981.